A water basin fixed to a wall or floor and having a drainpipe and generally a piped supply of water. A cesspool. A sinkhole. A natural or artificial means of absorbing or removing a substance or a form of energy from a system. A place regarded as wicked and corrupt: That city is a sink of corruption. Origin of sink
Card shark, especially in American English,is often simply a term for someone who spends a lot of time playing cards. Both terms are sometimes hyphenated, and theyâre sometimes condensed into a single compound wordâcardsharp or cardshark. But the two-word, unhyphenated forms are more common in edited publications.
The whale shark is one of the largest of all the shark species. In fact, it is the largest fish in the world, growing to a length of over 40 feet. In spite of its huge size, however, the whale shark is completely harmless. This shark uses special organs in its gill bars to filter microscopic plankton from the water.